@media screen and (min-width: 1201px) {
                                    #hannoverheader { background-image: url(/fileadmin/templates/imgs/headerbilder/headerbilder_freiwilligenboerse.jpg); }
                                }@media screen and (max-width: 1200px) {
                        #hannoverheader { background-image: url(/fileadmin/templates/imgs/headerbilder/responsiv/headerbilder_freiwilligenboerse@0.75x.jpg); }
                    }@media screen and (max-width: 800px) {
                        #hannoverheader { background-image: url(/fileadmin/templates/imgs/headerbilder/responsiv/headerbilder_freiwilligenboerse@0.5x.jpg); }
                    }@media screen and (max-width: 400px) {
                        #hannoverheader { background-image: url(/fileadmin/templates/imgs/headerbilder/responsiv/headerbilder_freiwilligenboerse@0.25x.jpg); }
                    }@media screen and (max-width: 160px) {
                        #hannoverheader { background-image: url(/fileadmin/templates/imgs/headerbilder/responsiv/headerbilder_freiwilligenboerse@0.1x.jpg); }
                    }